Glucose tolerance generally refers to the glucose tolerance test, personal emotions, irregular diet is possible to cause glucose tolerance test results are high. Emotional excitement, depression, anxiety and other situations, especially under stress, may cause sympathetic nerve excitation, the body’s glucagon, adrenal hormones and other hormone secretion, so it will lead to increased blood glucose, which will lead to increased glucose tolerance test results. Long-term dietary irregularities and excessive intake of high sugar and high fat will increase the risk of type 2 diabetes, and type 2 diabetes will lead to elevated blood glucose, so dietary irregularities are likely to cause elevated glucose tolerance test results. Patients with abnormal glucose tolerance test results are advised to go to the hospital as soon as possible and ask the doctor to make a judgment. After the diagnosis is clear, follow the doctor’s instructions to standardize the treatment.